lc•ms for identification of post translational modifications
báo cáo khoa học: " Mass spectrometry analysis of the variants of histone H3 and H4 of soybean and their post-translational modifications" pps
... B Mass (m/z) C D Figure Identification of methylation of Lysine 36 of histone variant H3.2 Identification of methylation of Lysine 36 of histone variant H3.2 A MALDI-TOF mass spectrum showing ... Determination of histone variant H3.2 and identification of methylation at Lysine 27 of histone variant H3.2 Determination of histone variant H3.2 and identification of methylation at Lysine 27 of histone ... Determination of histone variant H3.1 and identification of methylation at Lysine 27 of histone variant H3.1 Determination of histone variant H3.1 and identification of methylation at Lysine 27 of histone...
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Báo cáo y học: " Post-translational modifications of histones H3 and H4 associated with the histone methyltransferases Suv39h1 and G9a" pdf
... chromatin-binding proteins Suv39h1 and G9a Post- translational modifications of histones H3 and H4 associated with the Post- translational modifications of histones H3 and H4 associated with the ... analysis of Arabidopsis histone H3 reveals distinct combinations of post- translational modifications Nucleic Acids Res 2004, 32:6511-6518 Bonaldi T, Imhof A, Regula JT: A combination of different ... lysine methylation of histones H3 and H4 associated with Suv39h1 or G9a proteins (d) Posttranslational modifications of histone H4 associated with Suv39h1 or G9a Shown are the means of three independent...
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THE ROLE OF THE CTD PHOSPHATASE RTR1 AND POST-TRANSLATIONAL MODIFICATIONS IN REGULATION OF RNA POLYMERASE II
... globular domain of Rpb1 and will be the focus of future studies to determine biological significance of this post- translational modification Mark G Goebl, PhD Chair v TABLE OF CONTENTS LIST OF TABLES ... enrichment and LC-MS/MS 17 VI Transformation of yeast for C-terminal domain tagging via homologous recombination Transformation of yeast strains for the purpose of introducing stably expressed fusion ... function of each constituent, as well as determining the regulatory mechanisms for the complex as a whole The success of MuDPIT for the identification of protein-protein interactions is often established...
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Tài liệu Fuzzy cluster analysis for identification of GENE regulating regions pptx
... D e p e D f p p p D h o GIG!IGrqeÔ2ofS2dhGIaG29GhI s53hfD 2Sa2292SIh255S hSfh5i2hfSSh3hIƠh! F e e F H o e D p D w D p e e D H w f H e xof}}SfhGIGhEfhGIG2SAclẳ fh9ÂGS~ ạ2ShIGhSfhÂÂ ... F p b H o D e b X p F D b quI2SdGSI3!GIfhdHIafhGD i}Ihofh H e p H D F y e m p o p f F p o D F w e p F 2hfSGS3hÂ}ofr3hIƠfrẩHfrIhh2Ihu H f H H D e p H eQ H F p p F u F ... E2SfhgÂi ~~Ă@ fhSSScAfha5BSÂhIGhhGp e D f F o D ã D f m D w e h D f m o D H k ! ofhS9}" G Wf}hdG fr#aG F p ` IG2ffSaG2GhIdI2SIh2SS!ShSfhdw H D o D e D e p e...
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Tài liệu Báo cáo khoa học: Molecular and cellular specificity of post-translational aminoacyl isomerization in the crustacean hyperglycaemic hormone family docx
... either for one antiserum or for both antisera (Fig 3G,H) To test the hypothesis of vesicular co-packaging of d-epimers of CHH and VIH, double immunogold labelling with various associations of antibodies ... (2005) Conotoxins and the posttranslational modification of secreted gene products Cell Mol Life Sci 62, 3067–3079 Kreil G (1994) Conversion of L- to D-amino acids: a posttranslational reaction Science ... demonstration of the presence of a d-Phe3 residue in CHH A and B from the H americanus some years ago [21] opened the possibility that a d-residue may be present in one of the VIH isoforms as well...
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Tài liệu Báo cáo khoa học: Chemical approaches to mapping the function of post-translational modifications ppt
... response [11,12] The study of these events is taxing, as the biosynthesis of glycoproteins is not template driven This results in the formation of so-called ‘glycoforms’ [11,12], proteins with ... availability of singular glycoforms has prompted a concerted effort to develop new methods for their synthesis [8] Biological methods to obtain glycoproteins The natural expression of glycoproteins ... and glycosyltransferases have been used to modify 1950 existing glycoforms, e.g in the creation of a single unnatural glycoform of enzyme RNaseB [27] catalyzed by the glycoprotein endoglycosidase...
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Báo cáo y học: "Transcriptional profiling of bovine intervertebral disc cells: implications for identification of normal and degenerate human intervertebral disc cell phenotypes" pdf
... School of Biomedicine, Faculty of Medical and Human Sciences, University of Manchester, Oxford Road, Manchester, M13 9PT, UK and 2Faculty of Life Sciences, Michael Smith Building, University of Manchester, ... that for correct functioning of an engineered IVD it is essential for the implanted cells to possess the correct phenotype Importantly, for stem cells-based tissue regeneration it is therefore ... differences in the transcriptional or protein profiles of IVD cells and AC cells Hypoxia inducible factor isoforms (HIF1A and HIF1B), glucose transporter type Page of 20 (GLUT-1), matrix metalloproteinase...
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Báo cáo y học: "Quantitative protein expression profiling reveals extensive post-transcriptional regulation and post-translational modifications in schizont-stage malaria parasites" doc
... protein isoform exhibits a specific abundance profile that may dramatically differ from the corresponding mRNA profile and/or from the protein abundance profiles of other isoforms of the same ... from other HSP60 isoforms Protein isoforms and PTMs One of the most striking results of this study is the insight into the abundance and regulation of Plasmodium protein isoforms It is evident ... abundance of eIF4A was detected for isoform 1, which exhibited 3.3-fold increase between TP1 and TP2 In comparison the maximum fold change detected in the entire analysis was for one isoform of eIF5A,...
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Evolutionary divide and conquer strategy for identification of structural systems and moving forces
... multiple moving forces. Figure 5.2 A layout of moving force identification procedure. Figure 5.3 Identified moving forces for 5% noise: (a) force 1; (b) force 2; (c) total force; simulated force: continuous ... Substructural Identification Strategy 73 3.2 Numerical Studies 76 3.2.1 Identification of 20-DOF System without Input Forces 77 3.2.2 Identification of 100-DOF System without Input Forces 79 ... DIVIDE-AND-CONQUER STRATEGY FOR IDENTIFICATION OF STRUCTURAL SYSTEMS AND MOVING FORCES TRINH NGOC THANH B.Eng (HCMUT) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF CIVIL ENGINEERING...
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Application of genetic markers for identification of halophila members and genetic variation of halophila ovalis from western pacific to eastern indian ocean
... the profile of the reactions for rbcL was: initial denaturation for at 95 ◦ C followed by 30 cycles of denaturation for 30 s at 95 ◦ C, primer annealing for 35 s at 56 ◦ C and extension for 40 s ... hold at 10 ◦ C For the matK, initial denaturation for at 95 ◦ C followed by 30 cycles of denaturation for 30 s at 95 ◦ C, primer annealing for 30 s Fig Various leaf morphology of Halophila species ... analyses were conducted on a dataset of 19 matK sequences of the Halophila complex A final alignment of 812 bp was generated for matK, of which 18 (2.0%) are parsimony informative characters, 35 (4.3%)...
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Báo cáo khoa học: Biochemical characterization of USP7 reveals post-translational modification sites and structural requirements for substrate processing and subcellular localization pptx
... inhibitor of jB kinase, a regulatory role can be presumed for USP7 phorsphorylation The identification of K869 as the ubiquitination site of USP7 represents additional evidence for the interaction of ... digested for 60 with tosylphenylalanylchloromethane-treated bovine trypsin (Sigma) at a molar ratio of 100 : in a final volume of 150 lL Reactions were stopped by addition of one volume of · Laemmli ... (http://www.ebi.ac.uk/IPI/) using the mascot software (Matrix Science, Boston, MA, USA) Sites of post- translational modification were verified by manual inspection of the mass spectra Analytical size exclusion...
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báo cáo khoa học: " Analysis of a post-translational steroid induction system for GIGANTEA in Arabidopsis" pdf
... GI This would allow post- translational induction of GI activity by application of the steroid hormone Dexamethasone (DEX) [reviewed by [19]] Previously, use of a similar post- translational steroid ... photomorphogenesis and in regulation of the circadian clock, an internal oscillator that regulates daily rhythms of ~24 h in duration [2-8] A molecular basis for some of the effects of GI on clock function ... translation of other gene products was not needed once DEX had been applied and thus that FT and TSF were direct targets of CO Here we report on the characterisation of a steroid-inducible post- translational...
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INHIBITION OF APE1’S DNA REPAIR ACTIVITY AS A TARGET IN CANCER: IDENTIFICATION OF NOVEL SMALL MOLECULES THAT HAVE TRANSLATIONAL POTENTIAL FOR MOLECULARLY TARGETED CANCER THERAPY
... Inhibitors of Ape1’s Repair Activity 28 Pharmacophore Mediated Models to Identify Inhibitors of Ape1 29 Identification of Pharmacological Inhibitors of Ape1 29 Need for Specific Inhibitors of ... there for me and for being my number #1 fan v ABSTRACT Aditi Ajit Bapat INHIBITION OF APE1’S DNA REPAIR ACTIVITY AS A TARGET IN CANCER: IDENTIFICATION OF NOVEL SMALL MOLECULES THAT HAVE TRANSLATIONAL ... network of Ape1 23 Figure 6: Consequences of Inhibition of the Repair Function of Ape1 25 Figure 7: Principle of the High-Throughput Screening (HTS) Assay 36 Figure 8: Principle of the...
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Báo cáo y học: "MALDI-TOF MS Combined With Magnetic Beads for Detecting Serum Protein Biomarkers and Establishment of Boosting Decision Tree Model for Diagnosis of Colorectal Cancer"
... Serum levels of an isoform of apolipoprotein A-II as a potential marker for prostate cancer Clin.Cancer.Res.2005; 11:1073-1085 25 Zeidan BA, Townsend PA SELDI-TOF proteomic profiling of breast carcinomas ... based on a first pass of signal-noise ratio of and a minimum peak threshold of 20% of all spectra This process was completed with a second pass of peak selection at 0.2% of the mass window, and ... and analyzed A panel of differentially expressed proteins was advocated for biomarkers of diagnosis for colorectal cancer Materials and methods Patients Experiment was performed in Taizhou Municipal...
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Tài liệu Make-up Solvent Considerations for Prep and Semi-Prep LC/MS Mass-Based .... doc
... carbonyls This adduct can often form the base peak of the spectrum (Acetonitrile adduct MW + 42 from (MH+Acet)+) The absence of Na+ may be due either to the absence of this metal ion or to the ... choice if the solubility is too low for a MEOH/Water system alone Results for Areas of the M+H+1 Ions for the Target Compounds The table shows different percentages of solvents and the measured areas, ... high cone = 65V and 95V; >10% of MH+ System test make-up solvent = 50% water/25% methanol/25% 1,4 dioxane DX = 1,4 Dioxane None = 10% of MH+ for all cone coltages measured...
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Tài liệu Báo cáo khoa học: Post-translational modification of the deubiquitinating enzyme otubain 1 modulates active RhoA levels and susceptibility to Yersinia invasion pptx
... also thank Dr C Wright (University of Oxford, UK) for assistance with the isolation of primary monocytes and Dr A Simmons and J Baker (University of Oxford, UK) for providing buffy coats from the ... not fully account for the apparent molecular mass shift observed with the 37 kDa form of endogenous OTUB1 (see Fig 4, left), indicating that this form may harbour additional post- translational modifications ... noted that multiple forms of OTUB1 can be detected, as described previously [26,27], and that the form of OTUB1 that co-immunoprecipitated with YpkA has an apparent molecular mass of 37 kDa, corroborating...
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Tài liệu Báo cáo khoa học: Post-translational modifications of the linker histone variants and their association with cell mechanisms docx
... Hormone-mediated dephosphorylation of specific histone H1 isoforms J Biol Chem 276, 36467–36473 Villar-Garea A & Imhof A (2008) Fine mapping of posttranslational modifications of the linker histone H1 from ... on Ser172 of H1.4 For H1.2 and H1.3, the work of Wisniewski et al [43] agrees with that of Garcia et al [42], noting that in Table I of the former paper the phosphorylation on Thr173 of H1.2 is ... treatment with all of these compounds reduced the global level of phosphorylation of the H1.2 and H1.4 isoforms Although the work did not go so far as to establish site-specific patterns of phosphorylation...
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Tài liệu Báo cáo khoa học: Switching of the homooligomeric ATP-binding cassette transport complex MDL1 from post-translational mitochondrial import to endoplasmic reticulum insertion pptx
... protein is post- translationally targeted to mitochondria Identical results were obtained using a C-terminally His-tagged version of MDL1 (data not shown) Post- translational maturation of MDL1 Mitochondrial ... complementation of ATM1 MDL1(Cys-less) is able to take over the function of ATM1 and not affect growth generally lacks acidic amino acids [16] For post- translational targeting of MDL1 to the IMM, ... NBDs of the leaderless MDL1 targeted to the ER membrane face the cytosol B MDL1 forms homooligomeric complexes with similar activities independent of the targeting route Fig Purification of MDL1 For...
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Tài liệu Báo cáo khoa học: Post-translational cleavage of recombinantly expressed nitrilase from Rhodococcus rhodochrous J1 yields a stable, active helical form ppt
... restricts the number of degrees of freedom The twofold axis of the dimer model must coincide with the appropriate twofold axis of the stain envelope Thus, the two possible degrees of freedom (apart ... of 13 nm, a pitch of 7.7 nm and were of variable length 3D reconstruction of the fibres using the iterative, real-space method of Egelman [19] showed that the helices had 4.9 dimers per turn of ... [15,16] Activation of the enzyme on oligomerization of the dimers is typical of Rhodococcal nitrilases [17,18], and links formation of the quaternary structure to the activity Knowledge of interactions...
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